R4 Draft for Comment

This page is part of the FHIR Specification (v3.2.0: R4 Ballot 1). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions . Page versions: R5 R4B R4 R3

4.2.12.493 Code System http://hl7.org/fhir/namingsystem-identifier-type

Vocabulary Work Group Maturity Level: 1Trial Use Use Context: Any

This is a code system defined by the FHIR project.

Summary

Defining URL:http://hl7.org/fhir/namingsystem-identifier-type
Name:NamingSystemIdentifierType
Definition:

Identifies the style of unique identifier used to identify a namespace.

Committee:FHIR Infrastructure Work Group
OID:2.16.840.1.113883.4.642.1.493 (for OID based terminology systems)
Source ResourceXML / JSON

This Code system is used in the following value sets:

4.2.12.493.1 Content

4.2.12.493.2 NamingSystemIdentifierType

Identifies the style of unique identifier used to identify a namespace.

This code system http://hl7.org/fhir/namingsystem-identifier-type defines the following codes:

CodeDisplayDefinition
oid OIDAn ISO object identifier; e.g. 1.2.3.4.5.
uuid UUIDA universally unique identifier of the form a5afddf4-e880-459b-876e-e4591b0acc11.
uri URIA uniform resource identifier (ideally a URL - uniform resource locator); e.g. http://unitsofmeasure.org.
other OtherSome other type of unique identifier; e.g. HL7-assigned reserved string such as LN for LOINC.

 

See the full registry of value sets defined as part of FHIR.

Explanation of the columns that may appear on this page:

LvlA few code lists that FHIR defines are hierarchical - each code is assigned a level. See Code System for further information.
SourceThe source of the definition of the code (when the value set draws in codes defined elsewhere)
CodeThe code (used as the code in the resource instance). If the code is in italics, this indicates that the code is not selectable ('Abstract')
DisplayThe display (used in the display element of a Coding). If there is no display, implementers should not simply display the code, but map the concept into their application
DefinitionAn explanation of the meaning of the concept
CommentsAdditional notes about how to use the code